     :subcategory "Creating & Reading"
     :added "1.0"}
   brightness
-  "Extracts the brightness value from a color. Returns a float."
+  "Extracts the brightness value from a color. Returns a `float`."
   [color]
   (.brightness (current-graphics) (u/clj-unchecked-int color)))
 

    :subcategory "Trigonometry"
    :added "1.0"}
  asin
  "The inverse of sin, returns the arc sine of a value. This function
  expects the values in the range of -1 to 1 and values are returned
  in the range -PI/2 to PI/2."
  [n]
  #?(:clj (PApplet/asin (float n))
     :cljs (.asin (ap/current-applet) n)))

  color components set through the parameters define the
  reflectance. For example in the default color mode, setting x=255,
  y=126, z=0, would cause all the red light to reflect and half of the
  green light to reflect. Used in combination with [[emissive]], [[specular]],
  and [[shininess]] in setting the material properties of shapes."
  ([gray]
   #?(:clj (.ambient (current-graphics) (float gray))
      :cljs (.ambientMaterial (current-graphics) (float gray))))
